U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Data sharing computer network

Patent 4007450 Issued on February 8, 1977. Estimated Expiration Date: Icon_subject February 8, 1994. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3212980

3238506

3312954

3659271

3699529

3748647

3749845

3755789

3806885

3879582

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Inventors

Application

No. 591993 filed on 06/30/1975

US Classes:

709/226Network resource allocating

Examiners

Primary: Zache, Raulfe B.

Attorney, Agent or Firm

Abstract

A data communication network having a plurality of nodes interconnected with a communication link, wherein each node shares given ones of its data sets in common with other nodes in the network, and each node is operative to update any shared data set, except if one of the other nodes is also seeking to update the same data set, in which case the node having the higher priority prevails. Each node has a memory which stores the node location of each shared data set and the updating priority which each node has with respect to each respective set of shared data. A node receiving competing requests for update will access this memory and, depending upon the sequence of the requests, may accept a higher priority request and refuse a lower priority request.

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